cmake: also build unit tests

A new, better way to run unit tests was just added to Git. This adds
support for building those unit tests via CMake.

Signed-off-by: Johannes Schindelin <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: dscho

contrib/buildsystems/CMakeLists.txt

@@ -965,6 +965,24 @@ target_link_libraries(test-fake-ssh common-main)
 parse_makefile_for_sources(test-reftable_SOURCES "REFTABLE_TEST_OBJS")
 list(TRANSFORM test-reftable_SOURCES PREPEND "${CMAKE_SOURCE_DIR}/")
 
+#unit-tests
+add_library(unit-test-lib OBJECT ${CMAKE_SOURCE_DIR}/t/unit-tests/test-lib.c)
+
+parse_makefile_for_scripts(unit_test_PROGRAMS "UNIT_TEST_PROGRAMS" "")
+foreach(unit_test ${unit_test_PROGRAMS})
+	add_executable("${unit_test}" "${CMAKE_SOURCE_DIR}/t/unit-tests/${unit_test}.c")
+	target_link_libraries("${unit_test}" unit-test-lib common-main)
+	set_target_properties("${unit_test}"
+		PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/t/unit-tests/bin)
+	if(MSVC)
+		set_target_properties("${unit_test}"
+			PROPERTIES RUNTIME_OUTPUT_DIRECTORY_DEBUG ${CMAKE_BINARY_DIR}/t/unit-tests/bin)
+		set_target_properties("${unit_test}"
+			PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELEASE ${CMAKE_BINARY_DIR}/t/unit-tests/bin)
+	endif()
+	list(APPEND PROGRAMS_BUILT "${unit_test}")
+endforeach()
+
 #test-tool
 parse_makefile_for_sources(test-tool_SOURCES "TEST_BUILTINS_OBJS")